The Book

Over the course of three decades, Dr. John C. Norcross, an internationally recognized expert on behavior change, has researched how people successfully change. Now, Changeology, incorporating the most up-to-date scientific findings, is being made available as a practical guide.

From smoking and drinking to obesity, depression, and relationship distress, Dr. Norcross’s methodology has rescued people from dozens of behavioral ailments. Follow the 90-day plan with 5 simple steps: Psych (get ready), Prep (prepare before leaping), Perspire (take action), Persevere (manage slips), and Persist (maintain change). Backed by self-assessments, a free interactive website for customizing plans, and cases featuring the most popular goals, this is the ultimate tool for realizing any New Year’s resolution—and sticking to it.